// 乘法
export const NumberMul = (arg1, arg2) => {
  let m = 0
  const s1 = arg1.toString()
  const s2 = arg2.toString()
  try {
    m += s1.split('.')[1].length
  } catch (e) {
  }
  try {
    m += s2.split('.')[1].length
  } catch (e) {
  }

  return Number(s1.replace('.', '')) * Number(s2.replace('.', '')) / Math.pow(10, m)
}
export const NumberAdd = (arg1, arg2) => {
  let r1, r2
  try {
    r1 = arg1.toString().split('.')[1].length
  } catch (e) {
    r1 = 0
  }
  try {
    r2 = arg2.toString().split('.')[1].length
  } catch (e) {
    r2 = 0
  }
  const m = Math.pow(10, Math.max(r1, r2))
  const n = (r1 >= r2) ? r1 : r2
  return ((arg1 * m + arg2 * m) / m).toFixed(n)
}
